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  1. Home
  2. /Glossary
  3. /Escape Hatch
Back to Glossary
blockchain

Escape Hatch

A mechanism that lets users withdraw their funds from a Layer 2 rollup directly through the Layer 1 chain, even if the rollup operators go offline or censor transactions.

Definition

A mechanism that lets users withdraw their funds from a Layer 2 rollup directly through the Layer 1 chain, even if the rollup operators go offline or censor transactions. Escape hatches are critical safety features that ensure users aren't trapped if a rollup fails.

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Related Terms

Rollup

A Layer 2 scaling solution that bundles many transactions together before posting them to the main chain.

Layer 2

A secondary network built on top of a Layer 1 to improve scalability.

Censorship Resistance

The ability of a blockchain to process transactions without any single party being able to block or reverse them.

ABI

Application Binary Interface.

Account Abstraction

A way to make crypto wallets behave more like normal apps by turning every account into a smart contract.

ERC-4337

The Ethereum standard for account abstraction without changing the core protocol.

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